Home / 6,742.32-10,111.20-2,359.68

Finding the Fourth Proportional to 6,742.32, 10,111.20 and 2,359.68

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Solution

The fourth proportional to 6,742.32, 10,111.20 and 2,359.68 is: 3,538.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,742.32 : 10,111.20 = 2,359.68 : x
  2. Step 2: Convert to fraction form
    6,742.32/10,111.20 = 2,359.68/x
  3. Step 3: Cross multiply
    6,742.32x = 10,111.20 × 2,359.68
  4. Step 4: Simplify right side
    6,742.32x = 23,859,196.42
  5. Step 5: Solve for x
    x = 23,859,196.42/6,742.32
  6. Step 6: Final answer
    x = 3,538.72

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.